-testrun -o Debug::pkgAcquire::Diffs=1 -o Debug::pkgAcquire::rred=1 -o Acquire::PDiffs::Merge=0
-testrun -o Debug::pkgAcquire::Diffs=1 -o Debug::pkgAcquire::rred=1 -o Acquire::PDiffs::Merge=1
+testrun -o Acquire::PDiffs::Merge=0 -o APT::Get::List-Cleanup=1
+testrun -o Acquire::PDiffs::Merge=1 -o APT::Get::List-Cleanup=1
+testrun -o Acquire::PDiffs::Merge=0 -o APT::Get::List-Cleanup=0
+testrun -o Acquire::PDiffs::Merge=1 -o APT::Get::List-Cleanup=0